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EmbeddedBrew. On your service to help you develop skills in Embedded Systems with Online IoT Workshops. Welcome To Embeddedbrew Read More Play Video Play Video 00:27 EmbeddedBrew #arduinoproject #embeddedbrew Play Video Play Video 09:15 EmbeddedBrew Getting Started with a Dot Matrix Display || EmbeddedBrew || 2025 Play Video Play Video 00:52 EmbeddedBrew #GY30.#TechReels #ArduinoProjects #LightSensor #GY30Sensor #IOTIndia #Embeddedbrew Play Video Play Video 12:55 EmbeddedBrew Getting Started with GY-30 Light Sensor Module || EmbeddedBrew || 2025 Play Video Play Video 06:00 EmbeddedBrew Alert System using Door Sensor || EmbeddedBrew Play Video Play Video 01:00 EmbeddedBrew #embeddedsystems #robotics #techinnovation #smartdoor #smartsecurity #halloween Play Video Play Video 12:25 EmbeddedBrew Face and Eye Detection Using ESP32-Cam || EmbeddedBrew Play Video Play Video 00:31 EmbeddedBrew #embeddedbrew #arduinoproject #python #ai #artificialintelligence #facerecognition #eyerecognition Home: Latest Videos View All Projects Home: About ABOUT US EmbeddedBrew: Your Gateway to Mastering Embedded Systems Welcome to EmbeddedBrew! It's a fantastic YouTube channel. Here, we help—whether you’re just starting or have lots of experience. We give you deep knowledge & handy skills about embedded systems. We aim to make it fun & informative! You can expect great tutorials, cool demonstrations, and reviews on the latest tech in embedded systems. Our goal? To inspire you to create your own projects and discover all the amazing stuff this field has to offer. More Info About the Founder EmbeddedBrew, led by Rudra Swarup Sahoo, is all about learning and growing together. Rudra is passionate about exploring new technologies and is always eager to learn more. He especially loves diving into the world of IoT and has taken part in many workshops and trainings to become an expert. Rudra is committed to innovation and making sure that EmbeddedBrew stays ahead in the tech world, providing valuable insights and exploration opportunities for everyone. Know More Home: About Home: Contact Contact us Want to learn more about EmbeddedBrew, our video library, and the latest updates? Don’t hesitate to get in touch. Join us in our social media and get the updates. Mail

How to make a Short range Radar using Arduino and Processing How to make a Short range Radar using Arduino and Processing Build a Radar System with Arduino, Servo Motor, Ultrasonic Sensor, and Processing Software Description: Here’s a detailed guide on how to create a radar system using Arduino, a In this project, we'll create a simple radar system using an Arduino, a servo motor, an ultrasonic sensor, and Processing software. This radar system will scan its surroundings and display the detected objects on a computer screen. Materials Needed - Arduino board (e.g., Arduino Uno) - Servo motor - Ultrasonic sensor (e.g., HC-SR04) - Breadboard and jumper wires - USB cable for Arduino - Computer with Arduino IDE and Processing software installed Step 1: Wiring the Components 1. Connect the Ultrasonic Sensor: - VCC to Arduino 5V - GND to Arduino GND - Trig to Arduino digital pin 9 - Echo to Arduino digital pin 10 2. Connect the Servo Motor: - VCC (usually red) to Arduino 5V - GND (usually black or brown) to Arduino GND - Signal (usually yellow or white) to Arduino digital pin 11 Step 2: Arduino Code 1. Open the Arduino IDE and create a new sketch. 2. Copy and paste the following code into the sketch: 3. Upload the code to your Arduino board. 4. Run the Processing sketch. Step 3: Testing and Calibration 1. Place the radar system in an open area where it can scan for objects. 2. Power up the Arduino and make sure it is connected to the computer. 3. Run the Processing sketch to visualize the radar data. Project Gallery All Documents : Step 1: Run Arduino Code Step 2: Run Processing Code Click Here to Download Download Video Tutorial : Conclusion : You have successfully built a radar system using Arduino, a servo motor, an ultrasonic sensor, and Processing software. This project can be a great foundation for more advanced radar and mapping systems. Experiment with different setups and improvements to further enhance your radar’s capabilities. Also check our website for other projects and explore Skill-Hub by EmbeddedBrew to enhance your embedded skills. comments debug Comments Write a comment Write a comment Share Your Thoughts Be the first to write a comment.

How to make a RFID based Door Unlocking System How to make a RFID based Door Unlocking System Learn to make a RFID based Door unlocking system using Arduino, LCD, RFID and Servo Description: Creating an RFID controlled door using a servo motor and an I2C LCD with Arduino can be a fun and rewarding project. Here are the steps you can follow: Step 1: Gather Materials - Arduino Uno or compatible board - RFID reader module (such as RC522) - Servo motor - I2C LCD display - RFID tags/cards - Jumper wires - Breadboard - Power source (battery or USB cable) Step 2: Set up the Circuit 1. Connect the RFID reader module to your Arduino using jumper wires. Wire connections typically include: - VCC to 3.3V or 5V on Arduino - GND to GND on Arduino - RST to digital pin on Arduino (e.g., pin 9) - IRQ (if available) can be left unconnected - MISO to digital pin 12 - MOSI to digital pin 11 - SCK to digital pin 13 - SDA to digital pin 10 2. Connect the servo motor to your Arduino: - Connect the red wire to 5V on Arduino - Connect the black wire to GND on Arduino - Connect the signal wire (usually orange or yellow) to a digital pin on Arduino (e.g., pin 6) 3. Connect the I2C LCD display to your Arduino: - Connect the VCC pin to 5V on Arduino - Connect the GND pin to GND on Arduino - Connect the SDA pin to the A4 (SDA) pin on Arduino - Connect the SCL pin to the A5 (SCL) pin on Arduino 4. Power up your Arduino using a suitable power source. Step 3: Install Required Libraries - Download and install the necessary libraries for the RFID reader module, servo motor, and I2C LCD display. You can find these libraries in the Arduino IDE Library Manager or download them from trusted sources online. Step 4: Write the Arduino Code - Write the Arduino code to control the RFID reader, servo motor, and LCD display. Here’s a basic outline of what the code should do: 1. Initialize the RFID reader module and LCD display. 2. Define the servo motor pin and create a servo object. 3. Set up functions to read RFID tags/cards and compare them with authorized tags. 4. If an authorized tag is detected, unlock the door by rotating the servo motor. 5. Display appropriate messages on the LCD display to provide feedback to the user. Step 5: Test the System - Upload the Arduino code to your Arduino board. - Test the RFID controlled door system by swiping authorized RFID tags/cards and observing the behavior of the servo motor and LCD display. Step 6: Install and Secure Components - Install the servo motor mechanism on your door to actuate the locking mechanism. - Mount the RFID reader module and LCD display in a suitable location near the door. - Secure all components and wiring to prevent damage or tampering. Project Gallery All Documents : Download the code to explore the working of RFID Door Unlocking system. Click Here to Download Download Video Tutorial : Conclusion : By following these steps, you can create your own RFID controlled door using a servo motor and I2C LCD with Arduino. Have fun experimenting and customizing your project! Also Check our website for more projects and explore Skill-Hub by EmbeddedBrew to enhance your Skills. comments debug Comments Write a comment Write a comment Share Your Thoughts Be the first to write a comment.

How to make a temperature sensor using LM35 and LCD Display. How to make a temperature sensor using LM35 and LCD Display. Here's a step-by-step guide to make a thermometer using an LM35 temperature sensor and displaying the value on an I2C LCD Description: In this project, we will create a simple thermometer using the LM35 temperature sensor and display the temperature readings on an I2C LCD. The LM35 is a precision temperature sensor that provides an analog output proportional to the temperature in Celsius. The I2C LCD simplifies wiring and coding by using only two data lines. Follow the steps below to build your thermometer. Materials Needed - LM35 Temperature Sensor - Arduino (Uno, Nano, etc.) - I2C LCD Display - Breadboard - Jumper wires Step 1: Connect the LM35 Sensor 1. Place the LM35 on the breadboard: - Ensure the flat side faces you for easy identification of pins. 2. Wire the LM35 to the Arduino: - Vcc (Pin 1): Connect to 5V on the Arduino. - Vout (Pin 2): Connect to A0 (analog pin) on the Arduino. - GND (Pin 3): Connect to GND on the Arduino. Step 2: Connect the I2C LCD Display 1. Identify the I2C Pins on the LCD: - Typically labeled as GND, VCC, SDA, and SCL. 2. Wire the I2C LCD to the Arduino: - GND: Connect to GND on the Arduino. - VCC: Connect to 5V on the Arduino. - SDA: Connect to A4 (on Uno) or corresponding SDA pin on your Arduino model. - SCL: Connect to A5 (on Uno) or corresponding SCL pin on your Arduino model. Step 3: Install Required Libraries 1. Open the Arduino IDE. 2. Install the LiquidCrystal_I2C library: - Go to Sketch > Include Library > Manage Libraries. - Search for "LiquidCrystal_I2C" and install it. Step 4: Write the Arduino Code Here is a sample code to read the temperature from the LM35 sensor and display it on the I2C LCD: Step 5: Upload the Code and Test 1. Connect your Arduino to the computer using a USB cable. 2. Open the Arduino IDE, select the appropriate board and port. 3. Upload the code to your Arduino. 4. Observe the temperature readings displayed on the I2C LCD. Project Gallery All Documents : Download the files and Enjoy with your Project. Click Here to Download Download Video Tutorial : Conclusion : You've successfully created a thermometer using an LM35 temperature sensor and an I2C LCD display. This project is a great introduction to working with analog sensors and I2C communication in Arduino. Explore further by calibrating your sensor or integrating additional features like data logging. For more exciting projects and tutorials, check out our website and explore the Skill-Hub by EmbeddedBrew to enhance your embedded systems knowledge. Happy building! comments debug Comments Write a comment Write a comment Share Your Thoughts Be the first to write a comment.

How to Find the I2C Address of an LCD and Display Text Using Arduino How to Find the I2C Address of an LCD and Display Text Using Arduino Here's a step-by-step guide for a blog on how to get the I2C address of an LCD using Arduino and then display some text on it Description: Interfacing an LCD with Arduino using I2C simplifies wiring and saves pin usage. In this tutorial, we'll guide you through finding the I2C address of your LCD and displaying text on it. Let's get started! Step 1: Gather Your Components - Arduino board (e.g., Uno, Nano) - I2C LCD (with an I2C backpack) - Jumper wires - Breadboard (optional) Step 2: Connect the LCD to the Arduino 1. Connect the I2C LCD to the Arduino: - GND to GND - VCC to 5V - SDA to A4 (Uno/Nano) or SDA pin - SCL to A5 (Uno/Nano) or SCL pin Step 3: Install the Necessary Libraries To interface with the I2C LCD, you'll need the LiquidCrystal_I2C library. Install it through the Arduino IDE: 1. Open Arduino IDE. 2. Go to Sketch > Include Library > Manage Libraries. 3. In the Library Manager, search for LiquidCrystal_I2C. 4. Install the library by Frank de Brabander. Step 4: Find the I2C Address To find the I2C address of your LCD, upload the following I2C scanner code to your Arduino: 1. Open the Arduino IDE and copy the above code into a new sketch. 2. Connect your Arduino to your computer and upload the sketch. 3. Open the Serial Monitor (Tools > Serial Monitor) and set the baud rate to 9600. 4. The Serial Monitor will display the I2C address of your LCD (e.g., 0x27 or 0x3F). Step 5: Display Text on the LCD Now that you have the I2C address, you can display text on the LCD. Use the following code as a template: 1. Replace `0x3F` with the address you found using the I2C scanner. 2. Upload the code to your Arduino. 3. Your LCD should display "Hello, World!" on the first line and "I2C LCD Demo" on the second line. Project Gallery All Documents : Download the files below to go ahead with the Project. Click Here to Download Download Video Tutorial : Conclusion : You’ve now successfully found the I2C address of your LCD and displayed text on it using an Arduino. This knowledge opens the door to many exciting projects where you can utilize LCDs to display information. Happy coding! comments debug Comments Write a comment Write a comment Share Your Thoughts Be the first to write a comment.

How to make a Keypad based Door unlocking System How to make a Keypad based Door unlocking System Here's a step-by-step guide to creating a keypad-based door unlocking system using an I2C LCD, a servo motor, and an Arduino Description: Unlocking doors using a keypad adds a layer of security to your home or office. In this project, we’ll use an Arduino, a 4x4 keypad, an I2C LCD, and a servo motor to create a keypad-based door unlocking system. Components Needed: - Arduino Uno - 4x4 Keypad - I2C LCD (16x2) - Servo motor - Breadboard and jumper wires - Resistor (10k ohm) - External power supply (optional) Step 1: Connect the Components 1.1 Connect the Keypad: - Connect the keypad to the Arduino digital pins. - For example, connect R1, R2, R3, and R4 to pins 9, 8, 7, and 6. - Connect C1, C2, C3, and C4 to pins 5, 4, 3, and 2. 1.2 Connect the I2C LCD: - Connect the SDA pin of the I2C module to the A4 pin of the Arduino. - Connect the SCL pin of the I2C module to the A5 pin of the Arduino. - Connect the VCC and GND pins of the I2C module to the 5V and GND pins of the Arduino, respectively. 1.3 Connect the Servo Motor: - Connect the signal pin of the servo to pin 10 on the Arduino. - Connect the VCC and GND pins of the servo to the 5V and GND pins of the Arduino (or use an external power supply if necessary). Step 2: Install Necessary Libraries Before you start coding, ensure you have the necessary libraries installed: - Keypad Library: To handle keypad input. - LiquidCrystal_I2C Library: To manage the I2C LCD. - Servo Library: To control the servo motor. You can install these libraries via the Arduino IDE’s Library Manager. Step 3: Write the Code Step 4: Upload the Code and Test 1. Connect your Arduino to your computer using a USB cable. 2. Open the Arduino IDE, paste the code into a new sketch, and upload it to the Arduino board. 3. Once uploaded, the LCD will prompt you to enter the password. 4. Enter the password using the keypad. If correct, the servo will unlock the door by rotating 90 degrees and then return to the locked position after 5 seconds. If incorrect, the LCD will display "Access Denied." Step 5: Finalize the Hardware Setup 1. Mount the servo motor on the door lock mechanism. 2. Secure the Arduino, keypad, and LCD in a suitable enclosure. 3. Ensure all connections are stable and protected from external damage. Project Gallery All Documents : Download the Code and Run it on ArduinoIDE. Click Here to Download Download Video Tutorial : Conclusion : Congratulations! You've successfully built a keypad-based door unlocking system using an I2C LCD, a servo motor, and an Arduino. This project not only enhances security but also provides a practical introduction to using various components together. For more projects and skills in embedded systems, check out Skill-Hub by EmbeddedBrew. Happy coding! comments debug Comments Write a comment Write a comment Share Your Thoughts Be the first to write a comment.

Creating a WiFi-controlled car using NodeMCU and a custom app can be a fun and educational project. Create a WiFi-controlled car using NodeMCU and a custom app Creating a WiFi-controlled car using NodeMCU and a custom app can be a fun and educational project. Description: In this project, we'll create a WiFi-controlled car using NodeMCU and an app. This project is perfect for beginners looking to dive into the world of IoT and robotics. Let's get started! Materials Needed: - NodeMCU (ESP8266) board - L298N motor driver module - DC motors with wheels (x4) - Car chassis - 18650 batteries with holder - Jumper wires - Breadboard - Smartphone with WiFi and a custom app Step 1: Assemble the Car Chassis 1. Attach the DC Motors: Mount the DC motors to the car chassis. Secure them firmly so they don't move around. 2. Install Wheels: Attach the wheels to the DC motors. 3. Battery Placement: Place the battery holder on the chassis. Ensure it's easily accessible for battery changes. Step 2: Connect the Electronics 1. Motor Driver to Motors: - Connect the motor terminals to the L298N motor driver. Typically, Motor A to OUT1 and OUT2, and Motor B to OUT3 and OUT4. 2. Motor Driver to NodeMCU: - IN1 to D1 - IN2 to D2 - IN3 to D3 - IN4 to D4 - ENA to D5 (for speed control using PWM) - ENB to D6 (for speed control using PWM) 3. Power Connections: - Connect the motor driver’s VCC to the battery pack’s positive terminal. - Connect the GND to the battery pack’s negative terminal. - Connect the motor driver’s 5V output to the NodeMCU’s VIN pin (if it has a 5V regulator, otherwise use 3.3V). Step 3: Program the NodeMCU 1. Install Arduino IDE: - Download and install the Arduino IDE. 2. Setup NodeMCU: - Add the ESP8266 board manager to the Arduino IDE (File > Preferences > Additional Board Manager URLs). - Install the ESP8266 board from the Boards Manager. 3. Write the Code: as given in the files Step 4: Test Your Car 1. Power Up: Insert the batteries into the holder and power up your car. 2. Connect wifi Open the app and connect to your project. 3. Control the Car: Use the buttons on the app to control the car's movement. Project Gallery All Documents : You can use the below Files to create your wireless Car. Click Here to Download Download Video Tutorial : Conclusion : By following these steps, you can create your own WiFi-controlled car using NodeMCU and a simple app. Happy building! For more projects and tutorials, visit our website and explore Skill-Hub by EmbeddedBrew to expand your skills in embedded systems. comments debug Comments Write a comment Write a comment Share Your Thoughts Be the first to write a comment.

Download and Install NodeMCU ESP8266 module for IoT Applications. Getting Started with NodeMCU ESP8266 Module Download and Install NodeMCU ESP8266 module for IoT Applications. Description: NodeMCU is a popular open-source IoT platform that uses the ESP8266 Wi-Fi module. Here’s a simple guide to help you get started with NodeMCU using the Arduino IDE. Step 1: Install Arduino IDE 1. Download Arduino IDE: - Go to the [Arduino IDE download page]( https://www.arduino.cc/en/software ). - Download the version compatible with your operating system (Windows, macOS, Linux). 2. Install Arduino IDE: - Follow the installation instructions specific to your operating system. - Once installed, open the Arduino IDE. Step 2: Set Up Arduino IDE for NodeMCU 1. Add ESP8266 Board Manager URL: - Open Arduino IDE. - Go to `File` > `Preferences`. - In the “Additional Board Manager URLs” field, enter the following URL: `http://arduino.esp8266.com/stable/package_esp8266com_index.json`. - Click `OK`. 2. Install ESP8266 Board Package: - Go to `Tools` > `Board` > `Boards Manager`. - Search for “esp8266” in the Boards Manager window. - Click on “Install” for the “esp8266” by ESP8266 Community. 3. Select NodeMCU Board: - Go to `Tools` > `Board`. - Scroll down and select “NodeMCU 1.0 (ESP-12E Module)”. Step 3: Connect NodeMCU to Your Computer 1. Connect NodeMCU: - Use a USB cable to connect your NodeMCU to your computer. 2. Install USB Driver (if necessary): - For Windows, you may need to install the CH340 USB driver. Download it from [here]( https://sparks.gogo.co.nz/ch340.html ). - For macOS, the driver usually installs automatically, but if not, it can be downloaded from the same link. Step 4: Upload Your First Sketch 1. Open Blink Example: - Go to `File` > `Examples` > `ESP8266` > `Blink`. 2. Select the Right Port: - Go to `Tools` > `Port` and select the COM port that your NodeMCU is connected to. 3. Upload the Sketch: - Click on the upload button (right arrow) in the Arduino IDE. - Wait for the code to compile and upload. You should see the onboard LED blinking if the upload is successful. Step 5: Explore More Projects Now that you have successfully uploaded your first sketch, you can explore more advanced projects. Here are some ideas to get you started: - Wi-Fi Controlled LED: Control an LED using a web interface. - Temperature and Humidity Monitoring: Use DHT11/DHT22 sensors to monitor environmental conditions. - Home Automation: Create a simple home automation system using MQTT. Project Gallery All Documents : Use the Below code for Practice #define LED D0 // Led in NodeMCU at pin GPIO16 (D0). void setup() { pinMode(LED, OUTPUT); // LED pin as output. } void loop() { digitalWrite(LED, HIGH);// turn the LED off.(Note that LOW is the voltage level but actually //the LED is on; this is because it is acive low on the ESP8266. delay(1000); // wait for 1 second. digitalWrite(LED, LOW); // turn the LED on. delay(1000); // wait for 1 second. } Click Here to Download Download Video Tutorial : Conclusion : For more projects and tutorials, visit our website. Don’t forget to check out Skill-Hub by EmbeddedBrew for a comprehensive range of courses on embedded systems. comments debug Comments Write a comment Write a comment Share Your Thoughts Be the first to write a comment.

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